345706127342 has 4 divisors (see below), whose sum is σ = 518559191016. Its totient is φ = 172853063670.

The previous prime is 345706127311. The next prime is 345706127353. The reversal of 345706127342 is 243721607543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243721607543 = 113329 ⋅2150567.

It is a junction number, because it is equal to n+sod(n) for n = 345706127293 and 345706127302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86426531834 + ... + 86426531837.

It is an arithmetic number, because the mean of its divisors is an integer number (129639797754).

Almost surely, 2^345706127342 is an apocalyptic number.

345706127342 is a deficient number, since it is larger than the sum of its proper divisors (172853063674).

345706127342 is a wasteful number, since it uses less digits than its factorization.

345706127342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172853063673.

The product of its (nonzero) digits is 846720, while the sum is 44.

The spelling of 345706127342 in words is "three hundred forty-five billion, seven hundred six million, one hundred twenty-seven thousand, three hundred forty-two".